Browse Physics

Researchers predict that modifying the design of atomic clocks could make them ten times more accurate than the current standard.

Improved data from positron scattering off krypton may lead to advances in certain techniques in tomography and spectroscopy.

An optical cavity can track the trajectory of atoms with submicron resolution.

Atom trap analysis has reached new sensitivity limits in measuring the abundance of argon-39, a desirable isotope for dating environmental samples on the time scale of a few hundred years.

Experiments on trapped ions simulate the unusual quantum mechanics of relativistic particles.

Ultracold atoms trapped in optical lattices allow high-precision measurement of the gravitational constant.

Precision x-ray measurements hone in on a more accurate value of Avogadro’s constant.

New results predict that a well-known phase transition in two dimensions should also be observable optically.

The interface between two Bose-Einstein condensates may provide new physical insights into fluid dynamics.

Cold antihydrogen has been synthesized in a setup that could lead to an antihydrogen beam suitable for precision CPT tests.

In a synthesis of condensed matter physics and atomic and molecular physics, graphene flakes are levitated and spun in an ion trap.

A theoretical model and its experimental realization in a cold atomic gas pin down the nature of the criticality for a particular realization of the three-dimensional metal-insulator Anderson transition.

A pulsed laser modulates the atom-atom interaction in a Bose-Einstein condensate on submicron length scales.

Data continue to accumulate showing that an important set of universal relations accurately describes the properties of ultracold fermionic gases.

Light from an ultraviolet frequency comb allows researchers to push the boundaries in precision spectroscopy, experimental tests of quantum electrodynamics, and atomic clocks.

Early results from the Linac Coherent Light Source expose the inner dynamics of molecules during ionization with ultrashort x-ray pulses.

Forces on an atom from a fiber less than an optical wavelength in diameter may provide answers in quantum optics.

Raman spectroscopy has been put to use in measuring temperature and correlations of ultracold fermionic atoms loaded into an optical lattice.

Ultrafast spectroscopy reveals the step-by-step process of solvation.

Simulations address whether magnetic ordering is achievable with cold atoms in optical lattices.